Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD9BI callsign genealogy
Currently held by Lucas, Frank W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AD9BI's current licensee, walking backwards.
- Lucas, Frank WILgranted 2022-08-16cancelled 2022-10-11
Successor callsigns
Callsigns held now by people who previously held AD9BI.
No current licensee on record previously held this callsign.